Samsung OEM Micro-USB 2-Amp Rapid Car Charger Plug-in Power Adapter Compatible with AT&T Samsung Galaxy S 2 Skyrocket (S2 II) Cell Phones. Power up wherever you are. Don't risk a dead battery at the moment when you need your cell phone the most. With the Samsung 2 Amp In-Car Power Charger, you can be sure that your Samsung Galaxy or other micro USB compatible smartphone will always be fully charged and ready to go. The Samsung Vehicle Charger plugs into a 12V cigarette lighter or other 12V socket to charge your smartphone while in the car so you never miss any important calls. Samsung's quick-charging technology powers your phone while it charges its battery, so you can make calls, check your messages or browse the Web while your phone is charging. The Samsung Vehicle Charger also comes with a detachable USB to Micro USB cable, which allows you to charge your phone from the USB port on your computer or other USB power source if you aren't near a 12V outlet. You can also sync and transfer files between your computer and Galaxy smartphone or other phone using the Micro USB cable. Keep one in each of your vehicles and one in your bag to make sure that your phone is always ready to go when you are.